Figure 2From: Use of cultivation-dependent and -independent techniques to assess contamination of central venous catheters: a pilot study Example of a typical DGGE gel. The sample present in a lane is written at top of the lane. "I" refers to a biofilm sample from the internal site and "E" to a biofilm sample from the external site. The numbers denote bands which were applicable for reamplification and sequencing.Back to article page